• System Administrator

    Assertive Professionals (Chantilly, VA)
    …with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is...Department of Defense, Intelligence Community, and Department of Homeland Security in accomplishing their missions worldwide, through an employee… more
    Assertive Professionals (10/09/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, solution ... of start date. Optional Qualifications: + Experience with operating and maintaining Microsoft Windows and Linux servers to include operating systems . + Prior… more
    ENS Solutions (09/27/25)
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  • Sr. CITRIX Administrator

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …in Computer Science or IT. e) Five or more years' experience as a Windows Systems Administrator or Engineer designing, installing, and maintaining Citrix ... or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a key US Army organization...and responsibilities:** This position is for a Senior Citrix Administrator supporting the ALTESS Windows team. This… more
    CGI Technologies and Solutions, Inc. (10/30/25)
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  • NAIS Network Administrator (Hybrid)

    NANA Regional Corporation (Suffolk, VA)
    …baseline via TCTO or standard change process. + Provide Network Administration of Microsoft Windows OS's and VMWare Virtual based systems for NAIS. + Provide ... The Network Administrator will be responsible for the network administration...administration experience is required. + Additional experience with current Windows Operating Systems to include Windows… more
    NANA Regional Corporation (09/29/25)
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  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …and Security Command (INSCOM). + Provides Microsoft SharePoint 2019 administrator support for a large customer within the DoD community. Administrator ... Security + or equivalent + Required Computing Environment Certification: MCSA Windows Server 2019, Azure Administrator Fundamentals, or equivalent +… more
    General Dynamics Information Technology (10/29/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... Information Technology. + Current DoD 8570 IAT II certification ( Security +, SSCP, or equivalent) or ability to obtain one...to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience… more
    ManTech (08/20/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... + Certification: Current DoD 8570 IAT II certification (eg, Security +, SSCP) or the ability to obtain one within...within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User… more
    ManTech (08/20/25)
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  • SIPR BeyondTrust Administrator

    CACI International (Chantilly, VA)
    …and maintain system documentation and operating procedures. + Experience with Microsoft Windows operating systems , Active Directory, Windows PowerShell, ... SIPR BeyondTrust Administrator Job Category: Information Technology Time Type: Full...deploy, and support BeyondTrust solutions that meet functional and security requirements. + You will be responsible for onboarding… more
    CACI International (10/01/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …security and economic interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our success. If you enjoy ... Deploys Workstations and Servers. + Maintains the integrity and security of servers and systems . + Analyzing...Installing, configuring, and supporting windows -based. applications on Windows 7, 8, and 10 desktop systems ,… more
    Chenega Corporation (11/12/25)
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  • HW Infrastructure Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …HW Infrastructure Administrator within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for ... **HW Infrastructure Administrator ** **Category:** Testing/Quality Assurance **Main location:** United States,...obtain a TS/SCI with Poly highly desired * Operating Systems : Proficiency in managing Windows and Linux… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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